# Cotangens - examples

- KLM triangle

Find the length of the sides of the triangle KLM if m = 5cm height to m = 4.5 cm and size MKL angle is 70 degrees. - Balloon and bridge

From the balloon, which is 92 m above the bridge, one end of the bridge is seen at a depth angle of 37° and the second end at depth angle 30° 30 '. Calculate the length of the bridge. - Regular 5-gon

Calculate area of the regular pentagon with side 7 cm. - Building

How high is the building that throws horizontal shadow 95.4 m long at angle 50°? - Q-Exam

If tg α = 0.9, Calculating sin α, cos α, cotg α . - Aircraft

The plane flies at altitude 6500 m. At the time of first measurement was to see the elevation angle of 21° and second measurement of the elevation angle of 46°. Calculate the distance the plane flew between the two measurements. - Angle

A straight line p given by the equation ?. Calculate the size of angle in degrees between line p and y-axis. - Tree

Between points A and B is 50m. From A we see a tree at an angle 18°. From point B we see the tree in three times bigger angle. How tall is a tree? - How far

From the top of a lighthouse 145 ft above sea level, the angle of depression of a boat 29°. How far is the boat from the lighthouse? - Pilot

How high is the airplane's pilot to see 0.001 of Earth's surface? - Depth angle

From a cliff of 150 meters high, we can see the ship at a depth angle of 9° at sea. How far is the ship from the cliff?

We apologize, but in this category are not a lot of examples.

Do you have an interesting mathematical example that you can't solve it? Enter it, and we can try to solve it.

Do you have an interesting mathematical example that you can't solve it? Enter it, and we can try to solve it.